Description If your competitive game demands the ultimate match-day court shoe, lace up in the New Balance 851. This featherweight tennis performer will keep you both comfortable and on your toes, ready to return your opponent's killer forehand volley. A limited-edition style, the WC851PL displays the logo of Polo Ralph Lauren, the official apparel sponsor of the US Open. This shoe will be worn by all the ball boys and girls in the 2011 tennis championships.